North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: using IRR tools for BGP route filtering
> AS Path filtering would be much smaller than prefix based filtering. > Perhaps small enough to work on existing routers. These filters could also > be built using registry data, from the ASes that make up providers' as-macros. > Not a silver bullet, but probably significantly better than doing > nothing. Though it's certainly better than nothing, it does little more than ensure AS_PATH sequence and integrity .. it provides no protection against invalid announcements. -danny |